409 lines
13 KiB
Plaintext
409 lines
13 KiB
Plaintext
/*************************************************************************/
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/* view_controller.mm */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#import "view_controller.h"
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#include "core/project_settings.h"
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#include "display_server_iphone.h"
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#import "godot_view.h"
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#import "godot_view_renderer.h"
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#include "os_iphone.h"
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#import <GameController/GameController.h>
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@interface ViewController ()
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@property(strong, nonatomic) GodotViewRenderer *renderer;
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// TODO: separate view to handle video
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// AVPlayer-related properties
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@property(strong, nonatomic) AVAsset *avAsset;
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@property(strong, nonatomic) AVPlayerItem *avPlayerItem;
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@property(strong, nonatomic) AVPlayer *avPlayer;
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@property(strong, nonatomic) AVPlayerLayer *avPlayerLayer;
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@property(assign, nonatomic) CMTime videoCurrentTime;
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@property(assign, nonatomic) BOOL isVideoCurrentlyPlaying;
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@property(assign, nonatomic) BOOL videoHasFoundError;
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@end
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@implementation ViewController
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- (GodotView *)godotView {
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return (GodotView *)self.view;
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}
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- (void)loadView {
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GodotView *view = [[GodotView alloc] init];
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GodotViewRenderer *renderer = [[GodotViewRenderer alloc] init];
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self.renderer = renderer;
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self.view = view;
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view.renderer = self.renderer;
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[renderer release];
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[view release];
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}
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- (instancetype)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil {
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self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
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if (self) {
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[self godot_commonInit];
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}
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return self;
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}
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- (instancetype)initWithCoder:(NSCoder *)coder {
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self = [super initWithCoder:coder];
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if (self) {
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[self godot_commonInit];
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}
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return self;
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}
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- (void)godot_commonInit {
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self.isVideoCurrentlyPlaying = NO;
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self.videoCurrentTime = kCMTimeZero;
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self.videoHasFoundError = false;
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}
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- (void)didReceiveMemoryWarning {
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[super didReceiveMemoryWarning];
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printf("*********** did receive memory warning!\n");
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}
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- (void)viewDidLoad {
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[super viewDidLoad];
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[self observeKeyboard];
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[self observeAudio];
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if (@available(iOS 11.0, *)) {
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[self setNeedsUpdateOfScreenEdgesDeferringSystemGestures];
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}
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}
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- (void)observeKeyboard {
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printf("******** adding observer for keyboard show/hide\n");
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(keyboardOnScreen:)
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name:UIKeyboardDidShowNotification
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object:nil];
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(keyboardHidden:)
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name:UIKeyboardDidHideNotification
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object:nil];
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}
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- (void)observeAudio {
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printf("******** adding observer for sound routing changes\n");
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(audioRouteChangeListenerCallback:)
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name:AVAudioSessionRouteChangeNotification
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object:nil];
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}
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- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context {
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if (object == self.avPlayerItem && [keyPath isEqualToString:@"status"]) {
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[self handleVideoOrPlayerStatus];
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}
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if (object == self.avPlayer && [keyPath isEqualToString:@"rate"]) {
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[self handleVideoPlayRate];
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}
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}
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- (void)dealloc {
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[self stopVideo];
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self.renderer = nil;
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[[NSNotificationCenter defaultCenter] removeObserver:self];
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[super dealloc];
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}
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// MARK: Orientation
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- (UIRectEdge)preferredScreenEdgesDeferringSystemGestures {
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return UIRectEdgeAll;
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}
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- (BOOL)shouldAutorotate {
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if (!DisplayServerIPhone::get_singleton()) {
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return NO;
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}
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switch (DisplayServerIPhone::get_singleton()->screen_get_orientation(DisplayServer::SCREEN_OF_MAIN_WINDOW)) {
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case DisplayServer::SCREEN_SENSOR:
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case DisplayServer::SCREEN_SENSOR_LANDSCAPE:
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case DisplayServer::SCREEN_SENSOR_PORTRAIT:
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return YES;
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default:
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return NO;
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}
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}
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- (UIInterfaceOrientationMask)supportedInterfaceOrientations {
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if (!DisplayServerIPhone::get_singleton()) {
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return UIInterfaceOrientationMaskAll;
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}
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switch (DisplayServerIPhone::get_singleton()->screen_get_orientation(DisplayServer::SCREEN_OF_MAIN_WINDOW)) {
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case DisplayServer::SCREEN_PORTRAIT:
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return UIInterfaceOrientationMaskPortrait;
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case DisplayServer::SCREEN_REVERSE_LANDSCAPE:
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return UIInterfaceOrientationMaskLandscapeRight;
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case DisplayServer::SCREEN_REVERSE_PORTRAIT:
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return UIInterfaceOrientationMaskPortraitUpsideDown;
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case DisplayServer::SCREEN_SENSOR_LANDSCAPE:
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return UIInterfaceOrientationMaskLandscape;
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case DisplayServer::SCREEN_SENSOR_PORTRAIT:
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return UIInterfaceOrientationMaskPortrait | UIInterfaceOrientationMaskPortraitUpsideDown;
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case DisplayServer::SCREEN_SENSOR:
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return UIInterfaceOrientationMaskAll;
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case DisplayServer::SCREEN_LANDSCAPE:
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return UIInterfaceOrientationMaskLandscapeLeft;
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}
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};
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- (BOOL)prefersStatusBarHidden {
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return YES;
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}
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- (BOOL)prefersHomeIndicatorAutoHidden {
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if (GLOBAL_GET("display/window/ios/hide_home_indicator")) {
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return YES;
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} else {
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return NO;
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}
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}
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// MARK: Keyboard
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- (void)keyboardOnScreen:(NSNotification *)notification {
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NSDictionary *info = notification.userInfo;
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NSValue *value = info[UIKeyboardFrameEndUserInfoKey];
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CGRect rawFrame = [value CGRectValue];
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CGRect keyboardFrame = [self.view convertRect:rawFrame fromView:nil];
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if (DisplayServerIPhone::get_singleton()) {
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DisplayServerIPhone::get_singleton()->virtual_keyboard_set_height(keyboardFrame.size.height);
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}
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}
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- (void)keyboardHidden:(NSNotification *)notification {
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if (DisplayServerIPhone::get_singleton()) {
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DisplayServerIPhone::get_singleton()->virtual_keyboard_set_height(0);
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}
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}
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// MARK: Audio
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- (void)audioRouteChangeListenerCallback:(NSNotification *)notification {
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printf("*********** route changed!\n");
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NSDictionary *interuptionDict = notification.userInfo;
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NSInteger routeChangeReason = [[interuptionDict valueForKey:AVAudioSessionRouteChangeReasonKey] integerValue];
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switch (routeChangeReason) {
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case AVAudioSessionRouteChangeReasonNewDeviceAvailable: {
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NSLog(@"AVAudioSessionRouteChangeReasonNewDeviceAvailable");
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NSLog(@"Headphone/Line plugged in");
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} break;
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case AVAudioSessionRouteChangeReasonOldDeviceUnavailable: {
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NSLog(@"AVAudioSessionRouteChangeReasonOldDeviceUnavailable");
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NSLog(@"Headphone/Line was pulled. Resuming video play....");
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if ([self isVideoPlaying]) {
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 0.5f * NSEC_PER_SEC), dispatch_get_main_queue(), ^{
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[self.avPlayer play]; // NOTE: change this line according your current player implementation
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NSLog(@"resumed play");
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});
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}
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} break;
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case AVAudioSessionRouteChangeReasonCategoryChange: {
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// called at start - also when other audio wants to play
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NSLog(@"AVAudioSessionRouteChangeReasonCategoryChange");
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} break;
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}
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}
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// MARK: Native Video Player
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- (void)handleVideoOrPlayerStatus {
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if (self.avPlayerItem.status == AVPlayerItemStatusFailed || self.avPlayer.status == AVPlayerStatusFailed) {
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[self stopVideo];
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self.videoHasFoundError = true;
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}
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if (self.avPlayer.status == AVPlayerStatusReadyToPlay && self.avPlayerItem.status == AVPlayerItemStatusReadyToPlay && CMTimeCompare(self.videoCurrentTime, kCMTimeZero) == 0) {
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// NSLog(@"time: %@", self.video_current_time);
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[self.avPlayer seekToTime:self.videoCurrentTime];
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self.videoCurrentTime = kCMTimeZero;
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}
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}
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- (void)handleVideoPlayRate {
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NSLog(@"Player playback rate changed: %.5f", self.avPlayer.rate);
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if ([self isVideoPlaying] && self.avPlayer.rate == 0.0 && !self.avPlayer.error) {
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dispatch_after(dispatch_time(DISPATCH_TIME_NOW, 0.5f * NSEC_PER_SEC), dispatch_get_main_queue(), ^{
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[self.avPlayer play]; // NOTE: change this line according your current player implementation
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NSLog(@"resumed play");
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});
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NSLog(@" . . . PAUSED (or just started)");
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}
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}
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- (BOOL)playVideoAtPath:(NSString *)filePath volume:(float)videoVolume audio:(NSString *)audioTrack subtitle:(NSString *)subtitleTrack {
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self.avAsset = [AVAsset assetWithURL:[NSURL fileURLWithPath:filePath]];
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self.avPlayerItem = [AVPlayerItem playerItemWithAsset:self.avAsset];
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[self.avPlayerItem addObserver:self forKeyPath:@"status" options:0 context:nil];
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self.avPlayer = [AVPlayer playerWithPlayerItem:self.avPlayerItem];
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self.avPlayerLayer = [AVPlayerLayer playerLayerWithPlayer:self.avPlayer];
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[self.avPlayer addObserver:self forKeyPath:@"status" options:0 context:nil];
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[[NSNotificationCenter defaultCenter]
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addObserver:self
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selector:@selector(playerItemDidReachEnd:)
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name:AVPlayerItemDidPlayToEndTimeNotification
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object:[self.avPlayer currentItem]];
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[self.avPlayer addObserver:self forKeyPath:@"rate" options:NSKeyValueObservingOptionNew context:0];
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[self.avPlayerLayer setFrame:self.view.bounds];
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[self.view.layer addSublayer:self.avPlayerLayer];
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[self.avPlayer play];
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AVMediaSelectionGroup *audioGroup = [self.avAsset mediaSelectionGroupForMediaCharacteristic:AVMediaCharacteristicAudible];
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NSMutableArray *allAudioParams = [NSMutableArray array];
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for (id track in audioGroup.options) {
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NSString *language = [[track locale] localeIdentifier];
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NSLog(@"subtitle lang: %@", language);
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if ([language isEqualToString:audioTrack]) {
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AVMutableAudioMixInputParameters *audioInputParams = [AVMutableAudioMixInputParameters audioMixInputParameters];
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[audioInputParams setVolume:videoVolume atTime:kCMTimeZero];
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[audioInputParams setTrackID:[track trackID]];
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[allAudioParams addObject:audioInputParams];
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AVMutableAudioMix *audioMix = [AVMutableAudioMix audioMix];
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[audioMix setInputParameters:allAudioParams];
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[self.avPlayer.currentItem selectMediaOption:track inMediaSelectionGroup:audioGroup];
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[self.avPlayer.currentItem setAudioMix:audioMix];
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break;
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}
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}
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AVMediaSelectionGroup *subtitlesGroup = [self.avAsset mediaSelectionGroupForMediaCharacteristic:AVMediaCharacteristicLegible];
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NSArray *useableTracks = [AVMediaSelectionGroup mediaSelectionOptionsFromArray:subtitlesGroup.options withoutMediaCharacteristics:[NSArray arrayWithObject:AVMediaCharacteristicContainsOnlyForcedSubtitles]];
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for (id track in useableTracks) {
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NSString *language = [[track locale] localeIdentifier];
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NSLog(@"subtitle lang: %@", language);
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if ([language isEqualToString:subtitleTrack]) {
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[self.avPlayer.currentItem selectMediaOption:track inMediaSelectionGroup:subtitlesGroup];
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break;
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}
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}
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self.isVideoCurrentlyPlaying = YES;
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return true;
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}
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- (BOOL)isVideoPlaying {
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if (self.avPlayer.error) {
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printf("Error during playback\n");
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}
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return (self.avPlayer.rate > 0 && !self.avPlayer.error);
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}
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- (void)pauseVideo {
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self.videoCurrentTime = self.avPlayer.currentTime;
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[self.avPlayer pause];
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self.isVideoCurrentlyPlaying = NO;
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}
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- (void)unpauseVideo {
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[self.avPlayer play];
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self.isVideoCurrentlyPlaying = YES;
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}
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- (void)playerItemDidReachEnd:(NSNotification *)notification {
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[self stopVideo];
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}
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- (void)stopVideo {
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[self.avPlayer pause];
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[self.avPlayerLayer removeFromSuperlayer];
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self.avPlayerLayer = nil;
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if (self.avPlayerItem) {
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[self.avPlayerItem removeObserver:self forKeyPath:@"status"];
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self.avPlayerItem = nil;
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}
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if (self.avPlayer) {
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[self.avPlayer removeObserver:self forKeyPath:@"status"];
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self.avPlayer = nil;
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}
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self.avAsset = nil;
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self.isVideoCurrentlyPlaying = NO;
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}
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// MARK: Delegates
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#ifdef GAME_CENTER_ENABLED
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- (void)gameCenterViewControllerDidFinish:(GKGameCenterViewController *)gameCenterViewController {
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//[gameCenterViewController dismissViewControllerAnimated:YES completion:^{GameCenter::get_singleton()->game_center_closed();}];//version for signaling when overlay is completely gone
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GameCenter::get_singleton()->game_center_closed();
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[gameCenterViewController dismissViewControllerAnimated:YES completion:nil];
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}
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#endif
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@end
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